Finding the Fourth Proportional to 2,610.10, 3,602.00 and 1,431.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.10 : 3,602.00 = 1,431.18 : x
2. Step 2: Convert to fraction form
   2,610.10/3,602.00 = 1,431.18/x
3. Step 3: Cross multiply
   2,610.10x = 3,602.00 × 1,431.18
4. Step 4: Simplify right side
   2,610.10x = 5,155,113.94
5. Step 5: Solve for x
   x = 5,155,113.94/2,610.10
6. Step 6: Final answer
   x = 1,975.06